pH 7.01 Calibration Solution, 25x20mL, case of 25
Hanna Instruments

pH 7.01 Calibration Solution, 25x20mL, case of 25

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pH 7 is the most frequently used pH buffer. All Hanna solution bottles come with a pH vs. temperature chart together with the production lot # and expiration date to guarantee maximum accuracy.

Formulation Hanna pH buffers are made of potassium dihydrogen phosphate and disodium hydrogen phosphate and are standardized with a pH meter calibrated to NIST primary standard buffer solutions (NIST 186Ie & 186IIe and NIST 158g S.R.M.).


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